107 lines
2.5 KiB
PHP
107 lines
2.5 KiB
PHP
<?php
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namespace App\Classes\LDAP;
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use Carbon\Carbon;
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use Exception;
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use Illuminate\Support\Arr;
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use Illuminate\Support\Facades\Cache;
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use Illuminate\Support\Facades\Config;
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use LdapRecord\Models\Model;
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use LdapRecord\Query\Collection;
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use LdapRecord\Query\Model\Builder;
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use App\Ldap\Entry;
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class Server
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{
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/**
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* Query the server for a DN and return it's children and if those children have children.
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*
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* @param string $dn
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* @return array|Collection|null
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*/
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public function children(string $dn): ?Collection
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{
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return ($x=(new Entry)
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->query()
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->cache(Carbon::now()->addSeconds(Config::get('ldap.cache.time')))
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->select(['*','hassubordinates'])
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->setDn($dn)
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->listing()
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->get()) ? $x : NULL;
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}
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/**
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* Fetch a DN from the server
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*
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* @param string $dn
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* @param array $attrs
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* @return array|Model|Collection|Builder|null
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*/
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public function fetch(string $dn,array $attrs=['*','+']): ?Entry
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{
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return ($x=(new Entry)
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->query()
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->cache(Carbon::now()->addSeconds(Config::get('ldap.cache.time')))
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->select($attrs)
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->find($dn)) ? $x : NULL;
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}
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/**
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* Given an LDAP OID number, returns a verbose description of the OID.
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* This function parses ldap_supported_oids.txt and looks up the specified
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* OID, and returns the verbose message defined in that file.
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*
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* <code>
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* Array (
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* [title] => All Operational Attribute
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* [ref] => RFC 3673
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* [desc] => An LDAP extension which clients may use to request the return of all operational attributes.
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* )
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* </code>
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*
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* @param string $oid The OID number (ie, "1.3.6.1.4.1.4203.1.5.1") of the OID of interest.
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* @param string $key The title|ref|desc to return
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* @return string|null
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* @testedby TranslateOidTest::testRootDSE()
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*/
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public static function getOID(string $oid,string $key): ?string
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{
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$oids = Cache::remember('oids',86400,function() {
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try {
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$f = fopen(config_path('ldap_supported_oids.txt'),'r');
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} catch (Exception $e) {
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return NULL;
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}
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$result = collect();
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while (! feof($f)) {
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$line = trim(fgets($f));
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if (! $line OR preg_match('/^#/',$line))
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continue;
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$fields = explode(':',$line);
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$result->put(Arr::get($fields,0),[
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'title'=>Arr::get($fields,1),
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'ref'=>Arr::get($fields,2),
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'desc'=>Arr::get($fields,3),
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]);
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}
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fclose($f);
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return $result;
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});
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return Arr::get(
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($oids ? $oids->get($oid) : []),
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$key,
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($key == 'desc' ? 'No description available, can you help with one?' : ($key == 'title' ? $oid : NULL))
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);
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}
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}
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